For motorcycle enthusiasts, there are fewer joys invoked from their vehicle than the wonderful sound of the engine turning on. The rough revving creating the vroom sound enhances a sublime feeling in the rider that only makes them want to keep riding. That's why it's obvious when the beloved sound of the engine doesn't happen, drivers and avid connoisseurs feel gut-wrenched.
But what does in fact cause starting problems in motorcycles, specifically what can go wrong whilst starting the Suzuki Hayabusa?

Why are we talking about the Hayabusa?
Before we delve into the causes, firstly let's learn more about the Hayabusa motorcycle.
Suzuki GSX1300R Hayabusa was first made in 1999 as a sports motorcycle. It quickly was acclaimed as the fastest production motorcycle. Besides its speed, Hayabusa was acknowledged for perfect performances. So far Suzuki has come out with 3 generations of the Hayabusa bike.
Not only is the engine of the Hayabusa used for the obvious obtainment of speed in motorcycles, but it also has non-motorcycle applications. Many sports cars (Westfield Megabusa, Radical Sportscars) use its engine, as well as its usage in sandrails, lightweight space frame off-road vehicles, and more.
It's very evident that many companies have trusted the Hayabusa engine enough to corporate it into their brands. Then why are there so many complaints about the starting of this engine and what causes these problems?
Starting problems
These engine starting problems on the Suzuki Hayabusa are quite hard to trace, hence it causes irritation in owners. There could be many plausible causes, some of which are mentioned below.
- The build-up of water/oil mixture around the starter motor
This build-up happens when you get an emulsion from the water not dropping to the bottom of the oil container. This also contributes to overheating in the starter motor, which causes expansion and difficulty in starting.
- Starter relay, regulator, ground contact from the batteries
When the starter relay goes bad, the electrical signal won't make it to the starter motor, that's why no matter how many times you try to turn the motorcycle on it won't start.
Besides not sending the signal to the starter motor, a faulty starter relay can also fail to close the electrical circuit. As a result, the starter motor will run continuously even after the engine starts.
In rare cases, the starter motor keeps running even after you take the key out of the ignition. This could also lead to serious damage to the starter and the transmission flywheel.
- The carburetor
When the carburetor is filled with too much dirt, the air-fuel mixture that is needed to pass to the engine can't travel, which will stop an actual start. For this, you can use a carburetor cleaner to remove deposits, clogs, and debris.
Besides cleaning the carburetor, it's advised to perform an annual tune-up of the vehicle to search for any other problems such as stale fuel, dirty air filter, and deteriorated oil.
About the authors
The CarAraC research team is composed of seasoned auto mechanics and automotive industry professionals, including individuals with advanced degrees and certifications in their field. Our team members boast prestigious credentials, reflecting their extensive knowledge and skills. These qualifications include: IMI: Institute of the Motor Industry, ASE-Certified Master Automobile Technicians; Coventry University, Graduate of MA in Automotive Journalism; Politecnico di Torino, Italy, MS Automotive Engineering; Ss. Cyril and Methodius University in Skopje, Mechanical University in Skopje; TOC Automotive College; DHA Suffa University, Department of Mechanical Engineering
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